Standardize usage of virtual/override/final in net/

net/proxy/proxy_service.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/proxy/proxy_service.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 101 matching lines @@
 // In Firefox the PAC URL is re-tried on failures according to
 // network.proxy.autoconfig_retry_interval_min and
 // network.proxy.autoconfig_retry_interval_max. The defaults are 5 seconds and
 // 5 minutes respectively. It doubles the interval at each attempt.
 //
 // TODO(eroman): Figure out what Internet Explorer does.
 class DefaultPollPolicy : public ProxyService::PacPollPolicy {
  public:
   DefaultPollPolicy() {}
 
-  virtual Mode GetNextDelay(int initial_error,
-                            TimeDelta current_delay,
-                            TimeDelta* next_delay) const override {
+  Mode GetNextDelay(int initial_error,
+                    TimeDelta current_delay,
+                    TimeDelta* next_delay) const override {
     if (initial_error != OK) {
       // Re-try policy for failures.
       const int kDelay1Seconds = 8;
       const int kDelay2Seconds = 32;
       const int kDelay3Seconds = 2 * 60;  // 2 minutes
       const int kDelay4Seconds = 4 * 60 * 60;  // 4 Hours
 
       // Initial poll.
       if (current_delay < TimeDelta()) {
         *next_delay = TimeDelta::FromSeconds(kDelay1Seconds);
@@ skipping 18 matching lines @@
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DefaultPollPolicy);
 };
 
 // Config getter that always returns direct settings.
 class ProxyConfigServiceDirect : public ProxyConfigService {
  public:
   // ProxyConfigService implementation:
-  virtual void AddObserver(Observer* observer) override {}
-  virtual void RemoveObserver(Observer* observer) override {}
-  virtual ConfigAvailability GetLatestProxyConfig(ProxyConfig* config)
-      override {
+  void AddObserver(Observer* observer) override {}
+  void RemoveObserver(Observer* observer) override {}
+  ConfigAvailability GetLatestProxyConfig(ProxyConfig* config) override {
     *config = ProxyConfig::CreateDirect();
     config->set_source(PROXY_CONFIG_SOURCE_UNKNOWN);
     return CONFIG_VALID;
   }
 };
 
 // Proxy resolver that fails every time.
 class ProxyResolverNull : public ProxyResolver {
  public:
   ProxyResolverNull() : ProxyResolver(false /*expects_pac_bytes*/) {}
 
   // ProxyResolver implementation.
-  virtual int GetProxyForURL(const GURL& url,
-                             ProxyInfo* results,
-                             const CompletionCallback& callback,
-                             RequestHandle* request,
-                             const BoundNetLog& net_log) override {
+  int GetProxyForURL(const GURL& url,
+                     ProxyInfo* results,
+                     const CompletionCallback& callback,
+                     RequestHandle* request,
+                     const BoundNetLog& net_log) override {
     return ERR_NOT_IMPLEMENTED;
   }
 
-  virtual void CancelRequest(RequestHandle request) override {
-    NOTREACHED();
-  }
+  void CancelRequest(RequestHandle request) override { NOTREACHED(); }
 
-  virtual LoadState GetLoadState(RequestHandle request) const override {
+  LoadState GetLoadState(RequestHandle request) const override {
     NOTREACHED();
     return LOAD_STATE_IDLE;
   }
 
-  virtual void CancelSetPacScript() override {
-    NOTREACHED();
-  }
+  void CancelSetPacScript() override { NOTREACHED(); }
 
-  virtual int SetPacScript(
+  int SetPacScript(
       const scoped_refptr<ProxyResolverScriptData>& /*script_data*/,
       const CompletionCallback& /*callback*/) override {
     return ERR_NOT_IMPLEMENTED;
   }
 };
 
 // ProxyResolver that simulates a PAC script which returns
 // |pac_string| for every single URL.
 class ProxyResolverFromPacString : public ProxyResolver {
  public:
   explicit ProxyResolverFromPacString(const std::string& pac_string)
       : ProxyResolver(false /*expects_pac_bytes*/),
         pac_string_(pac_string) {}
 
-  virtual int GetProxyForURL(const GURL& url,
-                             ProxyInfo* results,
-                             const CompletionCallback& callback,
-                             RequestHandle* request,
-                             const BoundNetLog& net_log) override {
+  int GetProxyForURL(const GURL& url,
+                     ProxyInfo* results,
+                     const CompletionCallback& callback,
+                     RequestHandle* request,
+                     const BoundNetLog& net_log) override {
     results->UsePacString(pac_string_);
     return OK;
   }
 
-  virtual void CancelRequest(RequestHandle request) override {
-    NOTREACHED();
-  }
+  void CancelRequest(RequestHandle request) override { NOTREACHED(); }
 
-  virtual LoadState GetLoadState(RequestHandle request) const override {
+  LoadState GetLoadState(RequestHandle request) const override {
     NOTREACHED();
     return LOAD_STATE_IDLE;
   }
 
-  virtual void CancelSetPacScript() override {
-    NOTREACHED();
-  }
+  void CancelSetPacScript() override { NOTREACHED(); }
 
-  virtual int SetPacScript(
-      const scoped_refptr<ProxyResolverScriptData>& pac_script,
-      const CompletionCallback& callback) override {
+  int SetPacScript(const scoped_refptr<ProxyResolverScriptData>& pac_script,
+                   const CompletionCallback& callback) override {
     return OK;
   }
 
  private:
   const std::string pac_string_;
 };
 
 // Creates ProxyResolvers using a platform-specific implementation.
 class ProxyResolverFactoryForSystem : public ProxyResolverFactory {
  public:
   ProxyResolverFactoryForSystem()
       : ProxyResolverFactory(false /*expects_pac_bytes*/) {}
 
-  virtual ProxyResolver* CreateProxyResolver() override {
+  ProxyResolver* CreateProxyResolver() override {
     DCHECK(IsSupported());
 #if defined(OS_WIN)
     return new ProxyResolverWinHttp();
 #elif defined(OS_MACOSX)
     return new ProxyResolverMac();
 #else
     NOTREACHED();
     return NULL;
 #endif
   }
@@ skipping 1327 matching lines @@
   State previous_state = ResetProxyConfig(false);
   if (previous_state != STATE_NONE)
     ApplyProxyConfigIfAvailable();
 }
 
 void ProxyService::OnDNSChanged() {
   OnIPAddressChanged();
 }
 
 }  // namespace net